FR2512243A1 - Dispositif de visualisation a effet thermo-electrique - Google Patents
Dispositif de visualisation a effet thermo-electrique Download PDFInfo
- Publication number
- FR2512243A1 FR2512243A1 FR8116218A FR8116218A FR2512243A1 FR 2512243 A1 FR2512243 A1 FR 2512243A1 FR 8116218 A FR8116218 A FR 8116218A FR 8116218 A FR8116218 A FR 8116218A FR 2512243 A1 FR2512243 A1 FR 2512243A1
- Authority
- FR
- France
- Prior art keywords
- heating
- display device
- layer
- elements
- electrodes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012800 visualization Methods 0.000 title abstract description 6
- 230000005676 thermoelectric effect Effects 0.000 title 1
- 230000000694 effects Effects 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 60
- 239000000463 material Substances 0.000 claims description 10
- 239000004973 liquid crystal related substance Substances 0.000 claims description 8
- 239000004990 Smectic liquid crystal Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 230000005684 electric field Effects 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/132—Thermal activation of liquid crystals exhibiting a thermo-optic effect
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3603—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals with thermally addressed liquid crystals
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8116218A FR2512243A1 (fr) | 1981-08-25 | 1981-08-25 | Dispositif de visualisation a effet thermo-electrique |
| EP82401542A EP0074869B1 (fr) | 1981-08-25 | 1982-08-17 | Dispositif de visualisation à effet thermo-électrique |
| DE8282401542T DE3263135D1 (en) | 1981-08-25 | 1982-08-17 | Thermo-electric effect visual display |
| US06/410,557 US4525708A (en) | 1981-08-25 | 1982-08-23 | Thermoelectric effect display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8116218A FR2512243A1 (fr) | 1981-08-25 | 1981-08-25 | Dispositif de visualisation a effet thermo-electrique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2512243A1 true FR2512243A1 (fr) | 1983-03-04 |
| FR2512243B1 FR2512243B1 (enExample) | 1983-10-21 |
Family
ID=9261660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8116218A Granted FR2512243A1 (fr) | 1981-08-25 | 1981-08-25 | Dispositif de visualisation a effet thermo-electrique |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4525708A (enExample) |
| EP (1) | EP0074869B1 (enExample) |
| DE (1) | DE3263135D1 (enExample) |
| FR (1) | FR2512243A1 (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2555788B1 (fr) * | 1983-11-29 | 1986-03-28 | Thomson Csf | Procede de commande d'un dispositif de visualisation a acces matriciel et dispositif de visualisation utilisant ce procede |
| JPS60175077A (ja) * | 1984-02-22 | 1985-09-09 | 株式会社日立製作所 | 情報保持装置 |
| FR2621728B1 (fr) * | 1987-10-09 | 1990-01-05 | Thomson Csf | Systeme de visualisation d'images en demi-teintes sur un ecran matriciel |
| US4922242A (en) * | 1987-11-12 | 1990-05-01 | Raychem Corporation | Apparatus exhibiting PTC behavior useful for displaying information |
| US4859080A (en) * | 1988-07-22 | 1989-08-22 | Ssg, Inc. | Dynamic thermal display simulator |
| FR2682798B1 (fr) * | 1991-10-22 | 1994-01-21 | Sextant Avionique | Procede et dispositif d'optimisation des performances d'un ecran matriciel a cristaux liquides en fonction de l'angle d'observation. |
| FR2696258B1 (fr) * | 1992-09-25 | 1994-10-28 | Sextant Avionique | Dispositif de gestion d'un système d'interaction homme-machine. |
| US6229514B1 (en) | 1995-11-13 | 2001-05-08 | Array Printers Publ. Ab | Display device and method for visualizing computer generated image information |
| US5854614A (en) * | 1996-11-18 | 1998-12-29 | Array Printers Ab Publ. | Display device and method for visualizing computer generated image information |
| US5446901A (en) * | 1993-06-30 | 1995-08-29 | Digital Equipment Corporation | Fault tolerant distributed garbage collection system and method for collecting network objects |
| US5847733A (en) * | 1996-03-22 | 1998-12-08 | Array Printers Ab Publ. | Apparatus and method for increasing the coverage area of a control electrode during direct electrostatic printing |
| US5818490A (en) * | 1996-05-02 | 1998-10-06 | Array Printers Ab | Apparatus and method using variable control signals to improve the print quality of an image recording apparatus |
| US5956064A (en) * | 1996-10-16 | 1999-09-21 | Array Printers Publ. Ab | Device for enhancing transport of proper polarity toner in direct electrostatic printing |
| US5984456A (en) * | 1996-12-05 | 1999-11-16 | Array Printers Ab | Direct printing method utilizing dot deflection and a printhead structure for accomplishing the method |
| US6011944A (en) * | 1996-12-05 | 2000-01-04 | Array Printers Ab | Printhead structure for improved dot size control in direct electrostatic image recording devices |
| US6278430B1 (en) | 1998-03-06 | 2001-08-21 | Array Printers Ab | Thermosensitive display device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1302482A (enExample) * | 1970-02-11 | 1973-01-10 | ||
| EP0023447A1 (fr) * | 1979-07-27 | 1981-02-04 | Thomson-Csf | Dispositif de visualisation à cristal liquide, et terminal téléphonique comportant un tel dispositif |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4137551A (en) * | 1976-10-04 | 1979-01-30 | Rca Corporation | Cathode addressing system |
-
1981
- 1981-08-25 FR FR8116218A patent/FR2512243A1/fr active Granted
-
1982
- 1982-08-17 DE DE8282401542T patent/DE3263135D1/de not_active Expired
- 1982-08-17 EP EP82401542A patent/EP0074869B1/fr not_active Expired
- 1982-08-23 US US06/410,557 patent/US4525708A/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1302482A (enExample) * | 1970-02-11 | 1973-01-10 | ||
| EP0023447A1 (fr) * | 1979-07-27 | 1981-02-04 | Thomson-Csf | Dispositif de visualisation à cristal liquide, et terminal téléphonique comportant un tel dispositif |
Non-Patent Citations (1)
| Title |
|---|
| EXBK/72 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US4525708A (en) | 1985-06-25 |
| DE3263135D1 (en) | 1985-05-23 |
| EP0074869A1 (fr) | 1983-03-23 |
| EP0074869B1 (fr) | 1985-04-17 |
| FR2512243B1 (enExample) | 1983-10-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |